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Questions and Answers
What is the recommended tube current for low-dose CT?
What is the recommended tube current for low-dose CT?
- 2.5 mm
- 120 kVp
- 40-80 mAs (correct)
- 100 mAs
What is the average effective dose of low-dose CT screening?
What is the average effective dose of low-dose CT screening?
- 10 mSv
- 2 mSv (correct)
- 5 mSv
- 15 mSv
What is the purpose of iterative reconstruction algorithm in low-dose CT?
What is the purpose of iterative reconstruction algorithm in low-dose CT?
- To improve spatial resolution (correct)
- To generate increased image noise
- To reduce radiation dose to the patient
- To view the ROI in both low- and high-spatial-frequency algorithm
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